def test_missing_yaml_library() -> None:
msg = "Missing yaml: pip install PyYAML"
with patch("faust.serializers.codecs._yaml", None):
with pytest.raises(ImproperlyConfigured):
loads("yaml", dumps("yaml", DATA))
pytest.fail(msg)
with pytest.raises(ImproperlyConfigured):
get_codec("yaml").loads(b"")
pytest.fail(msg)
def test_missing_yaml_library() -> None:
msg = 'Missing yaml: pip install PyYAML'
with patch('faust.serializers.codecs._yaml', None):
with pytest.raises(ImproperlyConfigured):
loads('yaml', dumps('yaml', DATA))
pytest.fail(msg)
with pytest.raises(ImproperlyConfigured):
get_codec('yaml').loads(b'')
pytest.fail(msg)
def loads(cls, s: bytes, *, default_serializer: CodecArg = None) -> ModelT:
"""Deserialize model object from bytes.
Arguments:
default_serializer (CodecArg): Default serializer to use
if no custom serializer was set for this model subclass.
**kwargs: Additional attributes to set on the model object.
Note, these are regarded as defaults, and any fields also
present in the message takes precedence.
"""
data = loads(cls._options.serializer or default_serializer, s)
return cls.from_data(data)
def loads(cls, s: bytes, *,
default_serializer: CodecArg = None, # XXX use serializer
serializer: CodecArg = None) -> ModelT:
"""Deserialize model object from bytes.
Keyword Arguments:
serializer (CodecArg): Default serializer to use
if no custom serializer was set for this model subclass.
"""
if default_serializer is not None:
warnings.warn(DeprecationWarning(
'default_serializer deprecated, use: serializer'))
ser = cls._options.serializer or serializer or default_serializer
data = loads(ser, s)
return cls.from_data(data)
def test_binary(input: bytes) -> None:
assert loads('binary', dumps('binary', input)) == input
def test_json_subset(codec: str) -> None:
assert loads(codec, dumps(codec, DATA)) == DATA
def test_binary(input: bytes) -> None:
assert loads("binary", dumps("binary", input)) == input
